TSTP Solution File: SWW400-1 by Drodi---3.6.0

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%------------------------------------------------------------------------------
% File     : Drodi---3.6.0
% Problem  : SWW400-1 : TPTP v8.1.2. Released v5.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s

% Computer : n027.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8042.1875MB
% OS       : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit  : 300s
% DateTime : Tue Apr 30 20:50:12 EDT 2024

% Result   : Unsatisfiable 0.19s 0.48s
% Output   : CNFRefutation 0.19s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   11
%            Number of leaves      :    7
% Syntax   : Number of formulae    :   29 (  19 unt;   0 def)
%            Number of atoms       :   43 (  16 equ)
%            Maximal formula atoms :    3 (   1 avg)
%            Number of connectives :   32 (  18   ~;  14   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    8 (   4 avg)
%            Maximal term depth    :    5 (   2 avg)
%            Number of predicates  :    3 (   1 usr;   1 prp; 0-2 aty)
%            Number of functors    :    7 (   7 usr;   4 con; 0-2 aty)
%            Number of variables   :   52 (  52   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f1,axiom,
    ! [S,T,Sigma] : sep(S,sep(T,Sigma)) = sep(T,sep(S,Sigma)),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f2,axiom,
    ! [X,Sigma] : sep(lseg(X,X),Sigma) = Sigma,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f8,axiom,
    ! [X,Y,Z,Sigma] :
      ( ~ heap(sep(next(X,Y),sep(lseg(Y,Z),Sigma)))
      | X = Y
      | heap(sep(lseg(X,Z),Sigma)) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f9,axiom,
    ! [X,Y,Sigma] :
      ( ~ heap(sep(lseg(X,Y),sep(lseg(Y,nil),Sigma)))
      | heap(sep(lseg(X,nil),Sigma)) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f13,hypothesis,
    nil != x2,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f14,hypothesis,
    heap(sep(next(x2,nil),sep(lseg(x1,x2),emp))),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f15,negated_conjecture,
    ~ heap(sep(lseg(x1,nil),emp)),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f16,plain,
    ! [X0,X1,X2] : sep(X0,sep(X1,X2)) = sep(X1,sep(X0,X2)),
    inference(cnf_transformation,[status(esa)],[f1]) ).

fof(f17,plain,
    ! [X0,X1] : sep(lseg(X0,X0),X1) = X1,
    inference(cnf_transformation,[status(esa)],[f2]) ).

fof(f26,plain,
    ! [X,Z,Sigma] :
      ( ! [Y] :
          ( ~ heap(sep(next(X,Y),sep(lseg(Y,Z),Sigma)))
          | X = Y )
      | heap(sep(lseg(X,Z),Sigma)) ),
    inference(miniscoping,[status(esa)],[f8]) ).

fof(f27,plain,
    ! [X0,X1,X2,X3] :
      ( ~ heap(sep(next(X0,X1),sep(lseg(X1,X2),X3)))
      | X0 = X1
      | heap(sep(lseg(X0,X2),X3)) ),
    inference(cnf_transformation,[status(esa)],[f26]) ).

fof(f28,plain,
    ! [X,Sigma] :
      ( ! [Y] : ~ heap(sep(lseg(X,Y),sep(lseg(Y,nil),Sigma)))
      | heap(sep(lseg(X,nil),Sigma)) ),
    inference(miniscoping,[status(esa)],[f9]) ).

fof(f29,plain,
    ! [X0,X1,X2] :
      ( ~ heap(sep(lseg(X0,X1),sep(lseg(X1,nil),X2)))
      | heap(sep(lseg(X0,nil),X2)) ),
    inference(cnf_transformation,[status(esa)],[f28]) ).

fof(f35,plain,
    nil != x2,
    inference(cnf_transformation,[status(esa)],[f13]) ).

fof(f36,plain,
    heap(sep(next(x2,nil),sep(lseg(x1,x2),emp))),
    inference(cnf_transformation,[status(esa)],[f14]) ).

fof(f37,plain,
    ~ heap(sep(lseg(x1,nil),emp)),
    inference(cnf_transformation,[status(esa)],[f15]) ).

fof(f38,plain,
    ! [X0,X1,X2,X3] : sep(X0,sep(X1,sep(X2,X3))) = sep(X2,sep(X0,sep(X1,X3))),
    inference(paramodulation,[status(thm)],[f16,f16]) ).

fof(f85,plain,
    heap(sep(lseg(x1,x2),sep(next(x2,nil),emp))),
    inference(forward_demodulation,[status(thm)],[f16,f36]) ).

fof(f89,plain,
    ! [X0,X1,X2,X3] : sep(X0,sep(X1,sep(X2,X3))) = sep(X2,sep(X1,sep(X0,X3))),
    inference(paramodulation,[status(thm)],[f16,f38]) ).

fof(f231,plain,
    ! [X0] : ~ heap(sep(lseg(x1,X0),sep(lseg(X0,nil),emp))),
    inference(resolution,[status(thm)],[f29,f37]) ).

fof(f259,plain,
    ! [X0] : ~ heap(sep(lseg(x1,X0),sep(lseg(X0,nil),sep(lseg(nil,nil),emp)))),
    inference(resolution,[status(thm)],[f231,f29]) ).

fof(f260,plain,
    ! [X0] : ~ heap(sep(lseg(nil,nil),sep(lseg(X0,nil),sep(lseg(x1,X0),emp)))),
    inference(forward_demodulation,[status(thm)],[f89,f259]) ).

fof(f261,plain,
    ! [X0] : ~ heap(sep(lseg(X0,nil),sep(lseg(x1,X0),emp))),
    inference(forward_demodulation,[status(thm)],[f17,f260]) ).

fof(f345,plain,
    ! [X0,X1,X2,X3] :
      ( ~ heap(sep(lseg(X0,X1),sep(next(X2,X0),X3)))
      | X2 = X0
      | heap(sep(lseg(X2,X1),X3)) ),
    inference(forward_demodulation,[status(thm)],[f16,f27]) ).

fof(f350,plain,
    ! [X0,X1] :
      ( ~ heap(sep(lseg(X0,nil),sep(next(X1,X0),sep(lseg(x1,X1),emp))))
      | X1 = X0 ),
    inference(resolution,[status(thm)],[f345,f261]) ).

fof(f351,plain,
    ! [X0,X1] :
      ( ~ heap(sep(lseg(X0,nil),sep(lseg(x1,X1),sep(next(X1,X0),emp))))
      | X1 = X0 ),
    inference(forward_demodulation,[status(thm)],[f16,f350]) ).

fof(f539,plain,
    ! [X0] :
      ( ~ heap(sep(lseg(x1,X0),sep(next(X0,nil),emp)))
      | X0 = nil ),
    inference(paramodulation,[status(thm)],[f17,f351]) ).

fof(f545,plain,
    x2 = nil,
    inference(resolution,[status(thm)],[f539,f85]) ).

fof(f546,plain,
    $false,
    inference(forward_subsumption_resolution,[status(thm)],[f545,f35]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.13  % Problem  : SWW400-1 : TPTP v8.1.2. Released v5.2.0.
% 0.07/0.14  % Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s
% 0.13/0.35  % Computer : n027.cluster.edu
% 0.13/0.35  % Model    : x86_64 x86_64
% 0.13/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.35  % Memory   : 8042.1875MB
% 0.13/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.35  % CPULimit : 300
% 0.13/0.35  % WCLimit  : 300
% 0.13/0.35  % DateTime : Mon Apr 29 23:36:32 EDT 2024
% 0.13/0.35  % CPUTime  : 
% 0.13/0.37  % Drodi V3.6.0
% 0.19/0.48  % Refutation found
% 0.19/0.48  % SZS status Unsatisfiable for theBenchmark: Theory is unsatisfiable
% 0.19/0.48  % SZS output start CNFRefutation for theBenchmark
% See solution above
% 0.19/0.49  % Elapsed time: 0.123847 seconds
% 0.19/0.49  % CPU time: 0.865488 seconds
% 0.19/0.49  % Total memory used: 68.384 MB
% 0.19/0.49  % Net memory used: 67.998 MB
%------------------------------------------------------------------------------